threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
34 lines
951 B
C
34 lines
951 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _RAID0_H
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#define _RAID0_H
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struct strip_zone {
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sector_t zone_end; /* Start of the next zone (in sectors) */
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sector_t dev_start; /* Zone offset in real dev (in sectors) */
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int nb_dev; /* # of devices attached to the zone */
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int disk_shift; /* start disk for the original layout */
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};
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/* Linux 3.14 (20d0189b101) made an unintended change to
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* the RAID0 layout for multi-zone arrays (where devices aren't all
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* the same size.
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* RAID0_ORIG_LAYOUT restores the original layout
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* RAID0_ALT_MULTIZONE_LAYOUT uses the altered layout
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* The layouts are identical when there is only one zone (all
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* devices the same size).
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*/
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enum r0layout {
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RAID0_ORIG_LAYOUT = 1,
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RAID0_ALT_MULTIZONE_LAYOUT = 2,
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};
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struct r0conf {
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struct strip_zone *strip_zone;
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struct md_rdev **devlist; /* lists of rdevs, pointed to
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* by strip_zone->dev */
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int nr_strip_zones;
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enum r0layout layout;
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};
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#endif
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